Wi-Fi

Wi-Fi is a wireless networking technology that allows devices such as computers, smartphones and televisions to connect to the Internet and to each other without cables.

How it works

A wireless router sends and receives data using radio waves. Devices within range connect to the router, which links them to the internet through a wired or mobile connection.

Use

Wi-Fi is used in homes, offices, cafes and public spaces around the world, making mobile internet access convenient and widespread.

Frequently asked questions

What is Wi-Fi?

A technology for connecting devices to the internet wirelessly.

How does Wi-Fi work?

A router transmits data to nearby devices using radio waves.